title: Costs of delivery of anesthetic gases re-examined.
mesh_terms: D000768:Anesthesia, General / Q000191:economics*; D000777:Anesthetics / Q000008:administration & dosage*; D002118:Calcium; D017610:Calcium Compounds; D003362:Cost-Benefit Analysis; D010087:Oxides; D012972:Sodium Hydroxide
chemical_list: D000777:Anesthetics; D017610:Calcium Compounds; D010087:Oxides; C004569:soda lime; D012972:Sodium Hydroxide; D002118:Calcium